diff --git a/railties/guides/source/getting_started.textile b/railties/guides/source/getting_started.textile
index 576ddb18b9..e952998c20 100644
--- a/railties/guides/source/getting_started.textile
+++ b/railties/guides/source/getting_started.textile
@@ -9,7 +9,7 @@ This guide covers getting up and running with Ruby on Rails. After reading it, y
 
 endprologue.
 
-WARNING. This Guide is based on Rails 3.0. Some of the code shown here will not work in earlier versions of Rails.
+WARNING. This Guide is based on Rails 3.1. Some of the code shown here will not work in earlier versions of Rails.
 
 h3. Guide Assumptions